A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5855-00-401-3442
NSN 6240-00-822-4571
NSN 6145-01-443-4017
NSN 5996-01-265-8621
NSN 2925-01-633-4048
NSN 5920-00-552-1567
NSN 6110-00-327-0806
NSN 6610-00-081-2365
NSN 5999-01-502-7101
NSN 6610-00-663-4163
NSN 5998-01-580-6896
NSN 6150-00-918-3900